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osg::Lock

osg::Lock Class Reference
[Multithreading]

#include <OSGLock.h>

Inheritance diagram for osg::Lock:

osg::PThreadLockBase osg::LockCommonBase osg::MPBase osg::MemoryObject List of all members.

Public Types

typedef MPLockType Type

Public Member Functions

Lock
*void aquire (void)
void release (void)
bool request (void)
Get
*virtual MPType & getType (void)
virtual const MPType & getType (void) const
UInt32 getTypeId (void)
const Char8 * getCName (void) const
Reference Counting
*void addRef (void)
void subRef (void)
Int32 getRefCount (void)

Static Public Member Functions

Get
*static Lock * get (const Char8 *szName)
static Lock * find (const Char8 *szName)
static Lock * create (void)
static const MPLockType & getClassType (void)
Class Get
*static const MPType & getStaticType (void)
static UInt32 getStaticTypeId (void)

Protected Types

typedef PthreadLockBase Inherited

Protected Member Functions

Constructors
* Lock (void)
 Lock (const Char8 *szName, UInt32 uiId)
Destructor
*virtual ~Lock (void)
Construction
*bool init (void)
Destruction
*void shutdown (void)

Static Protected Member Functions

Construction
*static Lock * create (const Char8 *szName, UInt32 uiId)

Protected Attributes

UInt32 _uiLockId
Class Specific
Char8 * _szName

Static Protected Attributes

static MPLockType _type

Private Member Functions

 Lock (const Lock &source)
 prohibit default function (move to 'public' if needed)
void operator= (const Lock &source)
 prohibit default function (move to 'public' if needed)

Friends

class LockPool
class MPFieldStore< Lock >

Detailed Description

Definition at line 381 of file OSGLock.h.

Member Typedef Documentation

typedef MPLockType osg::Lock::Type
 

Definition at line 387 of file OSGLock.h.

typedef PthreadLockBase osg::Lock::Inherited [protected]
 

Reimplemented from osg::PThreadLockBase.

Definition at line 414 of file OSGLock.h.

Constructor & Destructor Documentation

Lock::Lock (  void   )  [protected]
 

Definition at line 483 of file OSGLock.cpp.

Referenced by create().

00483                :
00484     Inherited()
00485 {
00486 }

Lock::Lock (  const Char8 *  szName,
UInt32  uiId
)  [protected]
 

Definition at line 488 of file OSGLock.cpp.

00488                                            :
00489     Inherited(szName, uiId)
00490 {
00491 }

Lock::~Lock (  void   )  [protected, virtual]
 

Definition at line 495 of file OSGLock.cpp.

References osg::ThreadManager::removeLock(), osg::PThreadLockBase::shutdown(), and osg::ThreadManager::the().

00496 {
00497     ThreadManager::the()->removeLock(this);
00498 
00499     shutdown();
00500 }

osg::Lock::Lock (  const Lock &  source  )  [private]
 

Member Function Documentation

Lock * Lock::get (  const Char8 *  szName  )  [static]
 

Definition at line 427 of file OSGLock.cpp.

References osg::ThreadManager::getLock(), and osg::ThreadManager::the().

Referenced by create(), osg::GroupMCastConnection::GroupMCastConnection(), osg::PointMCastConnection::PointMCastConnection(), and osg::ProxyGroup::startLoading().

00428 {
00429     return ThreadManager::the()->getLock(szName, "OSGLock");
00430 }

Lock * Lock::find (  const Char8 *  szName  )  [static]
 

Definition at line 432 of file OSGLock.cpp.

References osg::ThreadManager::findLock(), and osg::ThreadManager::the().

00433 {
00434     return ThreadManager::the()->findLock(szName);
00435 }

Lock * Lock::create (  void   )  [static]
 

Definition at line 437 of file OSGLock.cpp.

References get().

00438 {
00439     return Lock::get(NULL);
00440 }

const MPLockType & Lock::getClassType (  void   )  [static]
 

Definition at line 442 of file OSGLock.cpp.

References _type.

Referenced by osg::ThreadManager::init().

00443 {
00444     return _type;
00445 }

void Lock::aquire (  void   ) 
 

Reimplemented from osg::PThreadLockBase.

Definition at line 449 of file OSGLock.cpp.

References osg::PThreadLockBase::aquire().

Referenced by osg::LockPool::aquire(), osg::GroupMCastConnection::checkChannels(), osg::Window::GLObject::decRefCounter(), osg::GroupMCastConnection::disconnect(), osg::ThreadManager::findBarrier(), osg::ThreadManager::findLock(), osg::ThreadManager::findLockPool(), osg::ThreadManager::findThread(), osg::DgramQueue::get(), osg::ThreadManager::getBarrier(), osg::FieldContainerFactory::getContainer(), osg::ThreadManager::getLock(), osg::ThreadManager::getLockPool(), osg::ThreadManager::getThread(), osg::Window::GLObject::incRefCounter(), osg::FieldContainerFactory::initializePendingTypes(), osg::ProxyGroup::loadProc(), osg::PointMCastConnection::read(), osg::PointMCastConnection::readBuffer(), osg::PointMCastConnection::recvQueue(), osg::FieldContainerFactory::registerFieldContainer(), osg::FieldContainerFactory::registerGroup(), osg::FieldContainerFactory::registerType(), osg::ThreadManager::removeBarrier(), osg::ThreadManager::removeLock(), osg::ThreadManager::removeLockPool(), osg::ThreadManager::removeThread(), osg::GroupMCastConnection::sendQueue(), osg::ProxyGroup::startLoading(), osg::Window::staticAcquire(), osg::FieldContainerFactory::unregisterFieldContainer(), osg::DgramQueue::wait(), osg::GroupMCastConnection::write(), osg::GroupMCastConnection::~GroupMCastConnection(), and osg::PointMCastConnection::~PointMCastConnection().

00450 {
00451     Inherited::aquire();
00452 }

void Lock::release (  void   ) 
 

Reimplemented from osg::PThreadLockBase.

Definition at line 454 of file OSGLock.cpp.

References osg::PThreadLockBase::release().

Referenced by osg::GroupMCastConnection::checkChannels(), osg::Window::GLObject::decRefCounter(), osg::GroupMCastConnection::disconnect(), osg::ThreadManager::findBarrier(), osg::ThreadManager::findLock(), osg::ThreadManager::findLockPool(), osg::ThreadManager::findThread(), osg::DgramQueue::get(), osg::ThreadManager::getBarrier(), osg::FieldContainerFactory::getContainer(), osg::ThreadManager::getLock(), osg::ThreadManager::getLockPool(), osg::ThreadManager::getThread(), osg::Window::GLObject::incRefCounter(), osg::FieldContainerFactory::initializePendingTypes(), osg::ProxyGroup::loadProc(), osg::PointMCastConnection::read(), osg::PointMCastConnection::readBuffer(), osg::PointMCastConnection::recvQueue(), osg::FieldContainerFactory::registerFieldContainer(), osg::FieldContainerFactory::registerGroup(), osg::FieldContainerFactory::registerType(), osg::LockPool::release(), osg::ThreadManager::removeBarrier(), osg::ThreadManager::removeLock(), osg::ThreadManager::removeLockPool(), osg::ThreadManager::removeThread(), osg::GroupMCastConnection::sendQueue(), osg::ProxyGroup::startLoading(), osg::Window::staticRelease(), osg::FieldContainerFactory::unregisterFieldContainer(), osg::DgramQueue::wait(), osg::GroupMCastConnection::write(), osg::GroupMCastConnection::~GroupMCastConnection(), and osg::PointMCastConnection::~PointMCastConnection().

00455 {
00456     Inherited::release();
00457 }

bool Lock::request (  void   ) 
 

Reimplemented from osg::PThreadLockBase.

Definition at line 459 of file OSGLock.cpp.

References osg::PThreadLockBase::request().

Referenced by osg::LockPool::request().

00460 {
00461     return Inherited::request();
00462 }

Lock * Lock::create (  const Char8 *  szName,
UInt32  uiId
)  [static, protected]
 

Definition at line 466 of file OSGLock.cpp.

References osg::PThreadLockBase::init(), and Lock().

00467 {
00468     Lock *returnValue = NULL;
00469 
00470     returnValue = new Lock(szName, uiId);
00471 
00472     if(returnValue->init() == false)
00473     {
00474         delete returnValue;
00475         returnValue = NULL;
00476     }
00477 
00478     return returnValue;
00479 }

void osg::Lock::operator= (  const Lock &  source  )  [private]
 

bool PThreadLockBase::init (  void   )  [protected, inherited]
 

Definition at line 115 of file OSGLock.cpp.

References osg::PThreadLockBase::_pLowLevelLock.

Referenced by create(), and osg::LockPool::init().

00116 {
00117     pthread_mutexattr_t lockAttr;
00118 
00119     pthread_mutexattr_init(&lockAttr);
00120 
00121     pthread_mutexattr_settype(&lockAttr, PTHREAD_MUTEX_RECURSIVE);
00122         
00123     pthread_mutex_init(&(_pLowLevelLock), &lockAttr);
00124 
00125     return true;
00126 }

void PThreadLockBase::shutdown (  void   )  [protected, inherited]
 

Definition at line 130 of file OSGLock.cpp.

References osg::PThreadLockBase::_pLowLevelLock.

Referenced by osg::LockPool::shutdown(), and ~Lock().

00131 {
00132     pthread_mutex_destroy(&(_pLowLevelLock));
00133 }

const MPType & MPBase::getStaticType (  void   )  [static, inherited]
 

Definition at line 253 of file OSGMPBase.cpp.

References osg::MPBase::_type.

00254 {
00255     return _type;
00256 }

UInt32 MPBase::getStaticTypeId (  void   )  [static, inherited]
 

Definition at line 259 of file OSGMPBase.cpp.

00260 {
00261     return 0;
00262 }

MPType & MPBase::getType (  void   )  [virtual, inherited]
 

Definition at line 265 of file OSGMPBase.cpp.

References osg::MPBase::_type.

Referenced by osg::MPBase::getTypeId().

00266 {
00267     return _type;
00268 }

const MPType & MPBase::getType (  void   )  const [virtual, inherited]
 

Definition at line 271 of file OSGMPBase.cpp.

References osg::MPBase::_type.

00272 {
00273     return _type;
00274 }

UInt32 MPBase::getTypeId (  void   )  [inherited]
 

Definition at line 277 of file OSGMPBase.cpp.

References osg::TypeBase::getId(), and osg::MPBase::getType().

00278 {
00279     return getType().getId();
00280 }

const Char8 * MPBase::getCName (  void   )  const [inherited]
 

Definition at line 283 of file OSGMPBase.cpp.

References osg::MPBase::_szName.

00284 {
00285     return _szName;
00286 }

void MemoryObject::addRef (  void   )  [inherited]
 

Definition at line 64 of file OSGMemoryObject.cpp.

References osg::MemoryObject::_refCount.

Referenced by osg::SharedObjectHandler::getSharedObject(), and osg::SharedObjectHandler::initialize().

00065 {
00066     _refCount++;
00067 }

void MemoryObject::subRef (  void   )  [inherited]
 

Definition at line 69 of file OSGMemoryObject.cpp.

References osg::MemoryObject::_refCount.

00070 {
00071     _refCount--;
00072 
00073     if(_refCount <= 0)
00074         delete this;
00075 }

Int32 MemoryObject::getRefCount (  void   )  [inherited]
 

Definition at line 77 of file OSGMemoryObject.cpp.

References osg::MemoryObject::_refCount.

00078 {
00079     return _refCount;
00080 }

Friends And Related Function Documentation

friend class LockPool [friend]
 

Reimplemented from osg::PThreadLockBase.

Definition at line 444 of file OSGLock.h.

friend class MPFieldStore< Lock > [friend]
 

Definition at line 445 of file OSGLock.h.

Member Data Documentation

MPLockType Lock::_type [static, protected]
 

Reimplemented from osg::MPBase.

Referenced by getClassType().

UInt32 osg::LockCommonBase::_uiLockId [protected, inherited]
 

Definition at line 92 of file OSGLock.h.

Char8* osg::MPBase::_szName [protected, inherited]
 

Definition at line 406 of file OSGMPBase.h.

Referenced by osg::MPBase::getCName(), osg::LockPool::init(), osg::MPBase::MPBase(), osg::BasePThreadBase::print(), and osg::MPBase::~MPBase().

The documentation for this class was generated from the following files:
Generated on Thu Aug 25 04:12:34 2005 for OpenSG by  doxygen 1.4.3